Process for producing 2-amino-3-nitro-6-(4-fluoro-...

Details Process for producing 2-amino-3-nitro-6-(4-fluoro-... Process for producing 2-amino-3-nitro-6-(4-fluoro-...

C - Chemistry, Metallurgy

07

D

260/297

C07D 213/74 (2006.01) C07D 213/75 (2006.01)

Patent

CA 1273343

ABSTRACT OF THE DISCLOSURE A process for producing 2-amino-3-nitrol-6-(4-fluoro- benzyl-amino)-pyridine is described. In said process 2-amino- 3-nitro-6-methoxy pyridine is reacted with 4-fluoro-benzyl amine in water at elevated temperature and, when required, the nitro group can subsequently be reduced and a carbethoxy group can be introduced. The process produces high yields of over 90% of the product.

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